121295020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1103

約数の個数: 96

約数和(自身を含む): 321914880

約数和(自身を除く): 200619860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 79, 110, 140, 154, 158, 220, 308, 316, 385, 395, 553, 770, 790, 869, 997, 1106, 1540, 1580, 1738, 1994, 2212, 2765, 3476, 3988, 4345, 4985, 5530, 6083, 6979, 8690, 9970, 10967, 11060, 12166, 13958, 17380, 19940, 21934, 24332, 27916, 30415, 34895, 43868, 54835, 60830, 69790, 76769, 78763, 109670, 121660, 139580, 153538, 157526, 219340, 307076, 315052, 383845, 393815, 551341, 767690, 787630, 866393, 1102682, 1535380, 1575260, 1732786, 2205364, 2756705, 3465572, 4331965, 5513410, 6064751, 8663930, 11026820, 12129502, 17327860, 24259004, 30323755, 60647510, 121295020]

約数ペア:

[(1, 121295020), (2, 60647510), (4, 30323755), (5, 24259004), (7, 17327860), (10, 12129502), (11, 11026820), (14, 8663930), (20, 6064751), (22, 5513410), (28, 4331965), (35, 3465572), (44, 2756705), (55, 2205364), (70, 1732786), (77, 1575260), (79, 1535380), (110, 1102682), (140, 866393), (154, 787630), (158, 767690), (220, 551341), (308, 393815), (316, 383845), (385, 315052), (395, 307076), (553, 219340), (770, 157526), (790, 153538), (869, 139580), (997, 121660), (1106, 109670), (1540, 78763), (1580, 76769), (1738, 69790), (1994, 60830), (2212, 54835), (2765, 43868), (3476, 34895), (3988, 30415), (4345, 27916), (4985, 24332), (5530, 21934), (6083, 19940), (6979, 17380), (8690, 13958), (9970, 12166), (10967, 11060)]